select record from datatable using linq
Using LINQ to DataSet
Ngày tải lên :
03/10/2013, 00:20
... data into
a LINQ query.
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Chapter 18 Quick Reference
To Do This
Include a DataTable instance in a LINQ query Call the DataTable object’s ... and performs a projection of fields from each source table.
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C#
// Explicit join.
var results = from cu in Customer.AsEnumerable()
... and shows you
how to employ them to extract data from data sets using the power of LINQ.
Understanding the LINQ to DataSet Provider
ADO.NET’s DataTable class, as a logical collection of data-laden...
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Using LINQ to Entities
Ngày tải lên :
03/10/2013, 00:20
... Queries with LINQ to Entities
As with all LINQ providers, the general structure of LINQ to Entities queries varies only a little
from the LINQ to Objects standard. In fact, looking at a LINQ to Entities ... will feed data into LINQ.
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Chapter 19 Using LINQ to Entities
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The grid displays content from the Customer and OrderEntries entities, plus a column
from the local statusTable ... array. The
result2 query is actually doing its work using LINQ to Objects.
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Math and statistical functions...
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Using LINQ to SQL
Ngày tải lên :
03/10/2013, 00:20
... platform. LINQ
to DataSet and LINQ to Entities both allow you to build LINQ queries that interact with data
sourced from SQL Server, either directly (LINQ to Entities) or indirectly (LINQ to ...
chapter.
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Chapter 20 Using LINQ to SQL
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Using LINQ to SQL, especially when building models with its visual designer, is straightforward
and often much quicker than setting up a LINQ ... function within a LINQ query.
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C#
using (SalesOrderLink context = new SalesOrderLink(connectionString))
{
var results = from cu in context.Customers
...
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Tài liệu Báo cáo khoa học: "Extracting Comparative Entities and Predicates from Texts Using Comparative Type Classification" pptx
Ngày tải lên :
20/02/2014, 04:20
... performance.
Next, we did experiments using all of the
continuous lexical sequences and using all of the
POS tags sequences within a radius of n words
from each CK as features (n=1,2,3,4,5). ... of EMNLP’03.
Seon Yang and Youngjoong Ko. 2009. Extracting
Comparative Sentences from Korean Text
Documents Using Comparative Lexical Patterns and
Machine Learning Techniques. In Proceedings ... each
probability value of all CE-candidates using SVM.
For example, if a sentence has three “P”s, one “P”
with the highest probability value is selected as the
answer PR.
5 Experimental Evaluation...
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Tài liệu Báo cáo khoa học: "Knowledge Acquisition from Texts : Using an Automatic Clustering Method Based on Noun-Modifier Relationship" pptx
Ngày tải lên :
22/02/2014, 03:20
... obtained
from the two different data sets.
4 The conceptual analysis : the
LEXICLASS software
LEXICLASS is a clustering tool written using C lan-
guage and specialised data analysis functions from ... filtering method 2 and clustering
algorithm are applied in both cases.
Table 1 shows an extract from the first data set.
The columns are labelled by the expansions (nominal
or adjectival) of ... on the data of ta-
ble 1 leads him to define conceptual fields. Figure 1
shows the transition from an automatically found
cluster to a conceptual field : the KE constitutes
the conceptual...
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Báo cáo khoa học: "Deriving Generalized Knowledge from Corpora using WordNet Abstraction" pdf
Ngày tải lên :
24/03/2014, 03:20
... alternative (non-
dominated) senses, we selected the ancestor ly-
ing at the same distance towards the root from the
given sense as the average distance from the dom-
inated senses to the derived ... feasible to abstract
from existential statements to stronger, more gen-
eral claims on what usually obtains in the real
world. Using a method motivated by that used
in deriving selectional preferences ... WordNet were individually
examined via inspection of randomly selected ex-
amples from the hierarchy. As with holonyms we
decided that using any of these additional relation
types would degrade...
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Using LINQ to SQL_1 potx
Ngày tải lên :
18/06/2014, 16:20
... bạn sẽ thấy rằng câu lệnh mà LINQ to SQL thực thi là thực sự, thực sự tốt.
4. Gắn nối các câu truy vấn LINQ to SQL vào các control LINQ to SQL
Các câu truy vấn LINQ trả về kết quả mà nó sẽ ... hình hóa trong trình thiết kế LINQ to SQL).
LINQ to SQL Tutorial
23
Bài 3: Truy vấn Cơ sở dữ liệu
Tháng trước tôi bắt đầu viết loạt bài về LINQ to SQL. LINQ to SQL là một bộ khung (framework) ... vô danh:
LINQ to SQL Tutorial
26
Điều này rõ ràng làm cho việc xem những gì LINQ to SQL làm cho bạn trở thành cực kỳ dễ dàng.
Nhớ rằng bạn có thể dễ dàng thay thế câu SQL mà LINQ to SQL...
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Tài liệu Retrieve Results from SQL Server by Using the DataTable Object docx
Ngày tải lên :
26/01/2014, 11:20
... control are assigned.
Comments
Using the data table sets up the scene for using the list box in retrieving data in the next
How-To. Remember: By using the DataTable object, you can assign ... OleDb.OleDbDataAdapter
Dim dtCust As DataTable = New DataTable( )
Dim strSQL As String
' Create the SQL String
strSQL = " ;Select CustomerID, CompanyName From Customers " & _ ... with a
Try-Catch-End-Try block of code.
Listing 3.3 frmHowTo3_2.vb: Loading a List Box By Using the DataTable
Object
Private Sub btnLoadList_Click(ByVal sender As System.Object,
ByVal e As...
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Text extraction from name cards using neural network
Ngày tải lên :
05/11/2012, 14:54
... contour by scanning from outer sides towards center.
Studying these background pixels will give us knowledge
on which part of the histogram is from background and
which from text. Then the ... and Okun [4] use edge detectors to extract
text from grey scale or color page images. In their method,
a gradient magnitude image obtained from the original
image is divided into a grid of ... results
are promising and show advantage of using relative
alignment features in classifying our fanciful designed
name card images. We did some tests of using only the 8
spatial features for the...
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Select Whether the Report Will Be Displayed, Printed, or Exported Using Visual Basic .NET
Ngày tải lên :
20/10/2013, 13:15
... either at design time using
the property sheet, or at runtime using code.
Exporting Using the Report Document
When you're exporting using the Report document, you will be using the ExportOptions ... btnExport.Click
Dim strExt As String
Try
With Me.rdHowTo10_4.ExportOptions
Select Case lstExportType.SelectedItem
The PrintOptions object, found on the ReportDocument, is very useful. ... when you're using tools such as the Viewer in a tabbed form, the tab pages
can become cluttered. If you want to limit the power of the Viewer or make it more
10.4 Select Whether the...
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